Finding the Fourth Proportional to 136,595,840.15, 188,502,823.44 and 73,871,936.75
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Solution
The fourth proportional to 136,595,840.15, 188,502,823.44 and 73,871,936.75 is: 101,943,577.75
Step by Step Solution
- Step 1: Write the proportion equation
136,595,840.15 : 188,502,823.44 = 73,871,936.75 : x - Step 2: Convert to fraction form
136,595,840.15/188,502,823.44 = 73,871,936.75/x - Step 3: Cross multiply
136,595,840.15x = 188,502,823.44 × 73,871,936.75 - Step 4: Simplify right side
136,595,840.15x = 13,925,068,650,827,354 - Step 5: Solve for x
x = 13,925,068,650,827,354/136,595,840.15 - Step 6: Final answer
x = 101,943,577.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.